For Each of the Descriptions in Questions , Select the Molecule

question 7

Multiple Choice

For each of the descriptions in questions , select the molecule involved in T cell traffic (A-L) .
-A membrane molecule expressed on T cells that promotes migration of TH2 cells into certain inflammatory sites

• A)P-selectin
• B)L-selectin
• C)CCR8
• D)Tumor necrosis factor (TNF)
• E)VCAM-1
• F)LFA-1
• G)CCR5
• H)CCR4
• I)a4b7
• J)Cutaneous lymphocyte antigen (CLA)
• K)Mip1-a
• L)VLA-4

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Definitions:

Pretax Income

Earnings of a company before any tax is applied, calculated by deducting all operating expenses, including cost of goods sold and interest, from revenues.

Curvilinear Costs

Costs that change with the level of output but at a non-constant rate, displaying a curved relationship between cost and output.

Nonconstant Rate

Refers to a rate that changes over time, as opposed to a constant or fixed rate which remains the same.

Mixed Cost

Expenses that contain both fixed and variable components, changing in total with the level of activity but not proportionately.